[INFO] fetching crate cv2-crate 0.1.4...
[INFO] testing cv2-crate-0.1.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate cv2-crate 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cv2-crate 0.1.4
[INFO] finished tweaking crates.io crate cv2-crate 0.1.4
[INFO] tweaked toml for crates.io crate cv2-crate 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cv2-crate 0.1.4 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sort v0.8.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0241a55d75d3df7eeb9c979c979e1422b43be32685ce96aa319828565a94babc
[INFO] running `Command { std: "docker" "start" "-a" "0241a55d75d3df7eeb9c979c979e1422b43be32685ce96aa319828565a94babc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0241a55d75d3df7eeb9c979c979e1422b43be32685ce96aa319828565a94babc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0241a55d75d3df7eeb9c979c979e1422b43be32685ce96aa319828565a94babc", kill_on_drop: false }`
[INFO] [stdout] 0241a55d75d3df7eeb9c979c979e1422b43be32685ce96aa319828565a94babc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6bed3fe265acd5226760ac8febf3f5e8b5dc58cdb9c0031d3829a3326d1b5a2a
[INFO] running `Command { std: "docker" "start" "-a" "6bed3fe265acd5226760ac8febf3f5e8b5dc58cdb9c0031d3829a3326d1b5a2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling sort v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling cv2-crate v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `SORT_TYPE` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum SORT_TYPE{
[INFO] [stdout]   |          ^^^^^^^^^ help: convert the identifier to upper camel case: `SortType`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `bubble` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `Bubble`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `quick` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |             ^^^^^ help: convert the identifier to upper camel case: `Quick`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `heap` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                    ^^^^ help: convert the identifier to upper camel case: `Heap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `insert` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                          ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Insert`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `merge` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                                  ^^^^^ help: convert the identifier to upper camel case: `Merge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `hybrid` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                                         ^^^^^^ help: convert the identifier to upper camel case: `Hybrid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/string_utils.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn reverse(text: &str) -> String{
[INFO] [stdout]   |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/string_utils.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_sub`
[INFO] [stdout]   --> src/string_utils.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_sub`
[INFO] [stdout]   --> src/string_utils.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/string_utils.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/string_utils.rs:35:34
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stdout]    |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/file_ops.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn read_file(path: &str){
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/file_ops.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stdout]   |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]  --> src/file_ops.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stdout]   |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]   --> src/file_ops.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn delete_file(path: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn create_file(path: &str){
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/data_processing.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stdout]   |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]  --> src/data_processing.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stdout]   |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/data_processing.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn filter_date(data: &[String]){
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/file_ops.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn read_file(path: &str){
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]   --> src/file_ops.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn create_file(path: &str){
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "6bed3fe265acd5226760ac8febf3f5e8b5dc58cdb9c0031d3829a3326d1b5a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bed3fe265acd5226760ac8febf3f5e8b5dc58cdb9c0031d3829a3326d1b5a2a", kill_on_drop: false }`
[INFO] [stdout] 6bed3fe265acd5226760ac8febf3f5e8b5dc58cdb9c0031d3829a3326d1b5a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3803e71842e6fc9b2ae79ccd030277b3d3ae930b513c41628e11114b2b647238
[INFO] running `Command { std: "docker" "start" "-a" "3803e71842e6fc9b2ae79ccd030277b3d3ae930b513c41628e11114b2b647238", kill_on_drop: false }`
[INFO] [stdout] warning: type `SORT_TYPE` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum SORT_TYPE{
[INFO] [stdout]   |          ^^^^^^^^^ help: convert the identifier to upper camel case: `SortType`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `bubble` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `Bubble`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `quick` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |             ^^^^^ help: convert the identifier to upper camel case: `Quick`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `heap` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                    ^^^^ help: convert the identifier to upper camel case: `Heap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `insert` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                          ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Insert`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `merge` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                                  ^^^^^ help: convert the identifier to upper camel case: `Merge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `hybrid` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                                         ^^^^^^ help: convert the identifier to upper camel case: `Hybrid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/string_utils.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn reverse(text: &str) -> String{
[INFO] [stdout]   |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/string_utils.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_sub`
[INFO] [stdout]   --> src/string_utils.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_sub`
[INFO] [stdout]   --> src/string_utils.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/string_utils.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/string_utils.rs:35:34
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stdout]    |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/file_ops.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn read_file(path: &str){
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/file_ops.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stdout]   |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]  --> src/file_ops.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stdout]   |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cv2-crate v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]   --> src/file_ops.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn delete_file(path: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn create_file(path: &str){
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/data_processing.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stdout]   |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]  --> src/data_processing.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stdout]   |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/data_processing.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn filter_date(data: &[String]){
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/file_ops.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn read_file(path: &str){
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]   --> src/file_ops.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn create_file(path: &str){
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `SORT_TYPE` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum SORT_TYPE{
[INFO] [stdout]   |          ^^^^^^^^^ help: convert the identifier to upper camel case: `SortType`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `bubble` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `Bubble`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `quick` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |             ^^^^^ help: convert the identifier to upper camel case: `Quick`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `heap` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                    ^^^^ help: convert the identifier to upper camel case: `Heap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `insert` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                          ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Insert`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `merge` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                                  ^^^^^ help: convert the identifier to upper camel case: `Merge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `hybrid` should have an upper camel case name
[INFO] [stdout]  --> src/data_processing.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stdout]   |                                         ^^^^^^ help: convert the identifier to upper camel case: `Hybrid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]  --> src/string_utils.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn reverse(text: &str) -> String{
[INFO] [stdout]   |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/string_utils.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_sub`
[INFO] [stdout]   --> src/string_utils.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_sub`
[INFO] [stdout]   --> src/string_utils.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stdout]    |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/string_utils.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/string_utils.rs:35:34
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stdout]    |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/file_ops.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn read_file(path: &str){
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/file_ops.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stdout]   |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]  --> src/file_ops.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stdout]   |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]   --> src/file_ops.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn delete_file(path: &str){
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/file_ops.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn create_file(path: &str){
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/data_processing.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stdout]   |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]  --> src/data_processing.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stdout]   |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/data_processing.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn filter_date(data: &[String]){
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/file_ops.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn read_file(path: &str){
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]   --> src/file_ops.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn create_file(path: &str){
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "3803e71842e6fc9b2ae79ccd030277b3d3ae930b513c41628e11114b2b647238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3803e71842e6fc9b2ae79ccd030277b3d3ae930b513c41628e11114b2b647238", kill_on_drop: false }`
[INFO] [stdout] 3803e71842e6fc9b2ae79ccd030277b3d3ae930b513c41628e11114b2b647238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f2d22109e5bc9aa14f9a29cec884b23c0d104fcbf822a021fe289e542d00f281
[INFO] running `Command { std: "docker" "start" "-a" "f2d22109e5bc9aa14f9a29cec884b23c0d104fcbf822a021fe289e542d00f281", kill_on_drop: false }`
[INFO] [stderr] warning: type `SORT_TYPE` should have an upper camel case name
[INFO] [stderr]  --> src/data_processing.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum SORT_TYPE{
[INFO] [stderr]   |          ^^^^^^^^^ help: convert the identifier to upper camel case: `SortType`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `bubble` should have an upper camel case name
[INFO] [stderr]  --> src/data_processing.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stderr]   |     ^^^^^^ help: convert the identifier to upper camel case: `Bubble`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `quick` should have an upper camel case name
[INFO] [stderr]  --> src/data_processing.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stderr]   |             ^^^^^ help: convert the identifier to upper camel case: `Quick`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `heap` should have an upper camel case name
[INFO] [stderr]  --> src/data_processing.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stderr]   |                    ^^^^ help: convert the identifier to upper camel case: `Heap`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `insert` should have an upper camel case name
[INFO] [stderr]  --> src/data_processing.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stderr]   |                          ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Insert`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `merge` should have an upper camel case name
[INFO] [stderr]  --> src/data_processing.rs:2:34
[INFO] [stderr]   |
[INFO] [stderr] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stderr]   |                                  ^^^^^ help: convert the identifier to upper camel case: `Merge`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `hybrid` should have an upper camel case name
[INFO] [stderr]  --> src/data_processing.rs:2:41
[INFO] [stderr]   |
[INFO] [stderr] 2 |     bubble, quick, heap, insert, merge, hybrid
[INFO] [stderr]   |                                         ^^^^^^ help: convert the identifier to upper camel case: `Hybrid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]  --> src/string_utils.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn reverse(text: &str) -> String{
[INFO] [stderr]   |                ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/string_utils.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `old_sub`
[INFO] [stderr]   --> src/string_utils.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stderr]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_sub`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_sub`
[INFO] [stderr]   --> src/string_utils.rs:31:47
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn replace_all(text: &str, old_sub: &str, new_sub: &str){
[INFO] [stderr]    |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_sub`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/string_utils.rs:35:22
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stderr]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]   --> src/string_utils.rs:35:34
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn match_pattern(text: &str, pattern: &str){
[INFO] [stderr]    |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]  --> src/file_ops.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn read_file(path: &str){
[INFO] [stderr]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]  --> src/file_ops.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stderr]   |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]  --> src/file_ops.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn write_file(path: &str, content: &str){
[INFO] [stderr]   |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/file_ops.rs:10:20
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/file_ops.rs:10:32
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn append_file(path: &str, content: &str){
[INFO] [stderr]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/file_ops.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn delete_file(path: &str){
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/file_ops.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn create_file(path: &str){
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]  --> src/data_processing.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stderr]   |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `field`
[INFO] [stderr]  --> src/data_processing.rs:5:37
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn sort_data(data: &mut String, field: &str){
[INFO] [stderr]   |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]  --> src/data_processing.rs:9:20
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn filter_date(data: &[String]){
[INFO] [stderr]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_file` is never used
[INFO] [stderr]  --> src/file_ops.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn read_file(path: &str){
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_file` is never used
[INFO] [stderr]   --> src/file_ops.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn create_file(path: &str){
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cv2-crate` (lib) generated 25 warnings
[INFO] [stderr] warning: `cv2-crate` (lib test) generated 25 warnings (25 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/cv2_crate-7920e6a6de990825)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2d22109e5bc9aa14f9a29cec884b23c0d104fcbf822a021fe289e542d00f281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d22109e5bc9aa14f9a29cec884b23c0d104fcbf822a021fe289e542d00f281", kill_on_drop: false }`
[INFO] [stdout] f2d22109e5bc9aa14f9a29cec884b23c0d104fcbf822a021fe289e542d00f281